Obtaining URL Parameters in JavaScript

JavaScript: Obtaining URL Parameters

// Function to obtain URL parameters, where 'name' is the parameter name
getUrlParms: function getUrlParms(name) {
        var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
        var r = window.location.href.split("?")[1].match(reg);
        if (r != null)
                return unescape(r[2]);
        return null;
}